PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3135Washer,flat

Keystone Electronics Corp · NSN 5310-01-262-7907 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-262-7907 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-262-7907. Primary manufacturer part number: 3135.
Features
  • Washer,flat — FSC 5310
  • Material: FIBER OVERALL
  • Center Hole Shape Style: ROUND
  • Cross-Sectional Shape Style: RECTANGULAR
  • Material Document and Classification: MIL-F-1148,GRADE CH MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Hole Diameter: 0.260 INCHES NOMINAL IN
  • Peripheral Shape Style: ROUND
  • Overall Diameter: 0.500 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Fiber Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-01-262-7907, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Keystone Electronics Corp. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-262-7907
Primary Part Number3135
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerKeystone Electronics Corp
StatusACTIVE
MaterialFIBER OVERALL
Center Hole Shape StyleROUND
Cross-Sectional Shape StyleRECTANGULAR
Material Document and ClassificationMIL-F-1148,GRADE CH MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Hole Diameter0.260 INCHES NOMINAL IN
Peripheral Shape StyleROUND
Overall Diameter0.500 INCHES NOMINAL IN
Thickness0.032 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4420-00-072-1183031-07510-000 INTERCHANGEABLE
Sight Glass Assembl
Aqua-Chem, Inc. Dba Aqua-Chem Inc
2520-00-242-3319 INTERCHANGEABLE
Hub Axle,shaft
5360-00-291-5247UH8493 INTERCHANGEABLE
Spring,helical,compression
Clayton Manufacturing Company
2520-00-360-39161K3613 INTERCHANGEABLE
Yoke,clutch
Caterpillar Inc Div Caterpillar Defense
5975-00-681-47133203 INTERCHANGEABLE
Box Connector,electrical
Raco, a Division of Hubbell Incorporated(delaware)
2530-00-848-644387897R91 INTERCHANGEABLE
Cylinder Assembly,hydraulic Brak
Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/
5935-00-910-93483135 INTERCHANGEABLE
Connector,plug,electrical
Itt Cannon Rf Products
8040-01-015-22023135 A/B INTERCHANGEABLE
Adhesive
Lord Corp
7310-01-140-56833135 INTERCHANGEABLE
Base Assembly,steam Kettle
Dover Corp Groen Div
5325-01-141-96023135 INTERCHANGEABLE
Ring,retaining
Graham-White Manufacturing Co Div Graham-White Manufacturing Co. Inc.
Cross-Reference Index
Part NumberManufacturer
3135 PRIMARY Keystone Electronics Corp (USA)
Related Parts
4420-00-072-1183INTERCHANGEABLE
SIGHT GLASS ASSEMBL
031-07510-000
2520-00-242-3319INTERCHANGEABLE
HUB AXLE,SHAFT
5360-00-291-5247INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
UH8493
2520-00-360-3916INTERCHANGEABLE
YOKE,CLUTCH
1K3613
5975-00-681-4713INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
3203
2530-00-848-6443INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC BRAK
87897R91
5935-00-910-9348INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
3135
8040-01-015-2202INTERCHANGEABLE
ADHESIVE
3135 A/B
7310-01-140-5683INTERCHANGEABLE
BASE ASSEMBLY,STEAM KETTLE
3135
5325-01-141-9602INTERCHANGEABLE
RING,RETAINING
3135
4820-01-307-3589INTERCHANGEABLE
VALVE,ANGLE
3135
5305-01-469-2387INTERCHANGEABLE
SCREW,MACHINE
3135

Frequently Asked Questions

What is NSN 5310-01-262-7907?

NSN 5310-01-262-7907 is a Washer,flat, manufactured by Keystone Electronics Corp, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-262-7907?

NSN 5310-01-262-7907 has 1 cross-referenced part number: 3135 (Keystone Electronics Corp).

What NSN replaces 5310-01-262-7907?

There are 12 known substitutes for 5310-01-262-7907: 4420-00-072-1183, 2520-00-242-3319, 5360-00-291-5247 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3135?

Key specifications for 3135: Material: FIBER OVERALL; Center Hole Shape Style: ROUND; Cross-Sectional Shape Style: RECTANGULAR; Material Document and Classification: MIL-F-1148,GRADE CH MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. 8 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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